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Test Performance lodash
(version: 0)
Test performance
Comparing performance of:
Lodash test vs Javascript native hasOwnProperty()
Created:
3 years ago
by:
Guest
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HTML Preparation code:
<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>
Script Preparation code:
var item = {attributes: {stock: 1}}
Tests:
Lodash test
_.has(item, 'attributes.stock')
Javascript native hasOwnProperty()
item.attributes.hasOwnProperty('stock')
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Lodash test
Javascript native hasOwnProperty()
Fastest:
N/A
Slowest:
N/A
Latest run results:
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark JSON and explain what is being tested. **Benchmark Definition** The benchmark consists of two test cases: 1. `_.has(item, 'attributes.stock')`: This test case uses the Lodash library, which provides utility functions for JavaScript development. The `_` symbol is a common convention in Lodash for referring to the root object. 2. `item.attributes.hasOwnProperty('stock')`: This test case uses native JavaScript features. **Options Compared** The two test cases compare the performance of using the Lodash library (`_.has`) versus using native JavaScript (`hasOwnProperty()`). **Pros and Cons** * **Lodash (.has)**: + Pros: Easier to read and maintain, as it's a well-known utility function. + Cons: Adds an external dependency (the Lodash library), which may introduce overhead or security risks. * **Native JavaScript (hasOwnProperty())**: + Pros: No external dependencies, potentially faster execution due to native optimization. + Cons: May be less readable or more error-prone, as it requires manual implementation. **Library and Purpose** In this case, the Lodash library is being used for its `_.has` function, which provides a convenient way to check if an object has a specific property. The purpose of this benchmark is to compare the performance of using this utility function versus implementing the same functionality natively. **Special JS Feature or Syntax** There are no special JavaScript features or syntaxes used in these test cases. They rely solely on standard JavaScript language constructs. **Other Alternatives** If you wanted to implement a similar benchmark, you could consider testing other alternatives, such as: * Using a different utility library (e.g., Moment.js for date-related functions) * Implementing the functionality using a different paradigm (e.g., functional programming instead of object-oriented programming) * Testing performance on different browsers or devices In conclusion, this benchmark is designed to compare the performance of using Lodash's `_.has` function versus native JavaScript's `hasOwnProperty()` method. The test cases are simple and focused on illustrating the trade-offs between these two approaches in terms of performance and maintainability.
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